Initial work on a new <view> element backed by a mojo::View.

sky/engine/web/FrameLoaderClientImpl.cpp

Index: sky/engine/web/FrameLoaderClientImpl.cpp
diff --git a/sky/engine/web/FrameLoaderClientImpl.cpp b/sky/engine/web/FrameLoaderClientImpl.cpp
index 06740dcdb2e03078aa9d0ebc500115485d37c425..5c835c52b42ea77d4fc5a24b61b53c56ab12a4de 100644
--- a/sky/engine/web/FrameLoaderClientImpl.cpp
+++ b/sky/engine/web/FrameLoaderClientImpl.cpp
@@ -37,6 +37,7 @@
 #include "core/events/MouseEvent.h"
 #include "core/frame/FrameView.h"
 #include "core/frame/Settings.h"
+#include "core/html/HTMLIFrameElement.h"
 #include "core/page/Chrome.h"
 #include "core/page/EventHandler.h"
 #include "core/page/Page.h"
@@ -250,6 +251,13 @@ void FrameLoaderClientImpl::loadURLExternally(const ResourceRequest& request, Na
     }
 }
 
+void FrameLoaderClientImpl::createView(const KURL& url)
+{
+    if (m_webFrame->client()) {
+        m_webFrame->client()->createChildView(url);
+    }
+}
+
 void FrameLoaderClientImpl::selectorMatchChanged(const Vector<String>& addedSelectors, const Vector<String>& removedSelectors)
 {
     if (WebFrameClient* client = m_webFrame->client())